{"record":{"id":"faecee94326afbc6","repo":"juicedata/juicefs","slug":"delete-slice-from-chunk-s-fail-s-retry-later-faecee","errorCode":null,"errorMessage":"delete slice from chunk %s fail: %s, retry later","messagePattern":"delete slice from chunk (.+?) fail: (.+?), retry later","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"pkg/meta/sql.go","lineNumber":3771,"sourceCode":"\t\tdeltas := make(map[uint64]int)\n\t\tfor _, sl := range ss {\n\t\t\tif sl.id > 0 {\n\t\t\t\tdeltas[sl.id] += -1\n\t\t\t}\n\t\t}\n\t\tif err = m.batchUpdateChunkRefs(s, deltas); err != nil {\n\t\t\treturn err\n\t\t}\n\t\tc.Slices = nil\n\t\tn, err := s.Where(\"inode = ? AND indx = ?\", inode, indx).Delete(&c)\n\t\tif err == nil && n == 0 {\n\t\t\terr = fmt.Errorf(\"chunk %d:%d changed, try restarting transaction\", inode, indx)\n\t\t}\n\t\tm.genLog(Background(), s, time.Now().UnixNano(), \"DELCHUNK(%d,%d)\", inode, indx)\n\t\treturn err\n\t})\n\tif err != nil {\n\t\treturn fmt.Errorf(\"delete slice from chunk %s fail: %s, retry later\", inode, err)\n\t}\n\tfor _, s := range ss {\n\t\tif s.id == 0 {\n\t\t\tcontinue\n\t\t}\n\t\tvar ref = sliceRef{Id: s.id}\n\t\terr := m.simpleTxn(Background(), func(s *xorm.Session) error {\n\t\t\tok, err := s.Get(&ref)\n\t\t\tif err == nil && !ok {\n\t\t\t\terr = errors.New(\"not found\")\n\t\t\t}\n\t\t\treturn err\n\t\t})\n\t\tif err == nil && ref.Refs <= 0 {\n\t\t\tm.deleteSlice(s.id, s.size)\n\t\t}\n\t}\n\treturn nil","sourceCodeStart":3753,"sourceCodeEnd":3789,"githubUrl":"https://github.com/juicedata/juicefs/blob/c9a67b23e8e08ec23ec331aa6f1675e2319e921c/pkg/meta/sql.go#L3753-L3789","documentation":"Returned by dbMeta.deleteChunk_s after the transaction deleting slices from a chunk fails; the 'retry later' wording marks it as transient — concurrent modification or DB errors abort the txn and the delayed-slice cleanup will be retried in a later GC pass.","triggerScenarios":"Thrown at pkg/meta/sql.go:3771 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["No action needed for transient conflicts; GC retries automatically","Persistent failures: check DB health, locks, and replication lag"],"exampleFix":null,"handlingStrategy":"retry","validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"c9a67b23e8e08ec23ec331aa6f1675e2319e921c","analyzedAt":"2026-09-06T17:55:48.476Z","contentChangedAt":"2026-09-06T17:55:48.476Z","schemaVersion":2},"datasetVersion":"2026-09-14T05:17:10.506Z"}